Where is everyone’s money

Take a look at your wallet, how much cash do you have now? nowadays, 9102, I bet not too many people will hold a lot of cash in hand, we put them in bank, in stock, as bonds, or any other forms of credit. but not cash.

Let’s assume that you are called Jack, have $10,000 and deposit in Bank of America. BoA hold your money and will lend this $10,000 to Bill. Bill invest all borrowed money in stock, and he hold some stock that worth 10,000$. the person Sarah who sold the stock now have $10,000, she bought a Mac Pro. the process can go on and on…